import java.util.Arrays;

/*
public class Test1 {
    public static void main(String[] args) {

        int[] arr = {10, 20, 30, 40, 50};
        for (int i = 0, j = arr.length - 1; i < j; i++, j--) {

            int temp = arr[i];
            arr[i] = arr[j];
            arr[j] = temp;
        }
        System.out.println(Arrays.toString(arr));
    }

}
*/
